Ronald Charles

Papers

Total Citations

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About

Ronald Charles is a leading colorectal surgeon and researcher whose work centers on advancing surgical techniques for rectal cancer, with a particular focus on robotic and minimally invasive approaches. His major contributions include rigorous comparative analyses of surgical outcomes, as demonstrated in his highly cited 2022 multicenter, propensity score-weighted cohort study examining the effects of surgical approach on short- and long-term outcomes in early-stage rectal cancer. This work, alongside his 2025 paper on the rise of robotics in rectal cancer surgery, has garnered significant attention, each accumulating 5 citations within their respective fields. Charles’s research critically evaluates the balance between the technical advantages of robotic surgery—such as improved visualization and dexterity in the narrow pelvis—and ongoing concerns about cost, operative time, and oncologic safety. By providing evidence-based insights into the evolution of surgical practice, he helps guide clinical decision-making for surgeons and patients alike. His work is particularly notable for its methodological rigor, employing advanced statistical techniques like propensity score weighting to minimize bias in observational studies. For students and researchers, Charles exemplifies how careful, data-driven research can shape the future of surgical oncology.